CVE-2026-21670 json
A vulnerability allowing a low-privileged user to extract saved SSH credentials.
published 2026-03-12 7 mo ago modified 2026-06-17 4 mo ago also EUVD-2026-11581
- cvss
- 7.7
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 43%
- public exploits
- 0
- none known
Summary
A vulnerability allowing a low-privileged user to extract saved SSH credentials.
Patch / fix
- veeam veeam_backup_&_replication 13.0.1.2067
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 7 mo ago
Exploit prediction
0.51% chance of exploitation in the next 30 days, higher than 43% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.7 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N |
| NVD | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
Affected products
- Veeam Backup and Replication
Classification
- Weakness
-
- CWE-522 Insufficiently Protected Credentials
References
-
veeam.com
/kb4831
vendor-advisory
Sources
- CVE List CVE-2026-21670
- NVD CVE-2026-21670
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.
CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.